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clearfix"><div id="icpm9li" class="twoCol"><div id="ml7b2nk" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://m.cdcfah.com/">首頁(yè)?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_yiqiyibiao/">儀器儀表</a>?<a href="http://m.cdcfah.com/cp/second-yiqiyibiao_fenxiyiqi/">分析儀器</a>?<a href="http://m.cdcfah.com/cp/third-fenxiyiqi_ysfxyq/">元素分析儀器</a>?甲醛原子吸收分光光度計(jì)設(shè)備客戶至上上海儀電分析儀器供應(yīng)</p><div id="p8pxwt8" class="leftbox clearfix"><h1>甲醛原子吸收分光光度計(jì)設(shè)備客戶至上上海儀電分析儀器供應(yīng)</h1><div id="ztdfz7v" class="proBig"><div id="akxz8g3" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988134237392/1056352.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="cmylvcw" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988134237392/1056352.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="2lv7zpg" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>甲醛原子吸收分光光度計(jì)設(shè)備,原子吸收分光光度計(jì)</p><p><span>***更新：</span>2020-12-25 07:14:19</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="0nprogs" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海儀電分析儀器有限公司</a></p><p><span>聯(lián)系人：</span>薛馬駿</p><p><span>郵箱: </span>ydfxwx@qq.com</p><p><span>電話: </span>18001994173</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.inesa-a.com</p><p><span>手機(jī): </span>021-34530361</p><p><span>地址: </span>徐塘路88號(hào)7幢4層、9幢</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="y2daspw" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="on7d92x" class="box"><p><p style="text-indent:25px">原子吸收分光光度計(jì)做火焰剖析時(shí)，如果發(fā)生回火，應(yīng)立即封閉燃?xì)?，避免引起傷害，確保人身和產(chǎn)業(yè)的安危。然后再將儀器開(kāi)關(guān)、調(diào)節(jié)設(shè)備恢復(fù)到發(fā)動(dòng)前的狀況，待查明回火原因并采納相應(yīng)措施后再持續(xù)使用。在做石墨爐剖析時(shí)，如遇到突然停水，應(yīng)敏捷切斷主電源，避免燒壞石墨爐。儀器工作時(shí)，如果遇到突然停電，此刻如正在做火焰剖析，則應(yīng)敏捷封閉燃?xì)?若正在做石墨爐剖析時(shí)，則敏捷切斷主機(jī)電源;然后將儀器各部分的操控機(jī)構(gòu)恢復(fù)到停機(jī)狀況，甲醛原子吸收分光光度計(jì)設(shè)備，待通電后，甲醛原子吸收分光光度計(jì)設(shè)備，甲醛原子吸收分光光度計(jì)設(shè)備，再按儀器的操作程序重新開(kāi)啟。很長(zhǎng)一段時(shí)間，原子吸收主要局限于天體物理方面的研究。甲醛原子吸收分光光度計(jì)設(shè)備</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甲醛原子吸收分光光度計(jì)設(shè)備,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419988134237392/1056352.png"></div><p style="text-indent:25px">原子吸收分光光度計(jì)和ICP的比較：原理：原子吸收分光光度計(jì)：經(jīng)過(guò)測(cè)定某一具有特定波長(zhǎng)的光經(jīng)過(guò)試樣原子蒸氣后被吸收的多少來(lái)測(cè)定被測(cè)元素的含量的一種方法。選擇性強(qiáng)，簡(jiǎn)潔、快速。因?yàn)槠溥x用銳線光源，樣品不需要經(jīng)繁瑣的分離，可在同一溶液中直接測(cè)定多種元素，測(cè)定一個(gè)元素只需要數(shù)分鐘，分析操作簡(jiǎn)潔、迅速。抗干擾能力強(qiáng)。原子吸收線數(shù)目少，光譜干擾少，一般不存在共存元素的光譜堆疊干擾。應(yīng)用范圍廣?？蓽y(cè)60多種元素；既能用于微量分析又能用于超微量分析。另外，還可用直接的辦法測(cè)定非金屬元素和有機(jī)化合物。雙光束原子吸收分光光度計(jì)差價(jià)原子吸收分光光度計(jì)汞(Hg)可用冷原子吸收法測(cè)定。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甲醛原子吸收分光光度計(jì)設(shè)備,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991268710095/3209448.png"></div><p style="text-indent:25px">原子吸收分光光度計(jì)每次燃燒前檢查廢液管是否打好水封；確認(rèn)水封無(wú)誤時(shí)方可開(kāi)機(jī)燃燒。乙炔鋼瓶放置在接近儀器室的房間內(nèi)，保持空氣流通，并應(yīng)有防火標(biāo)識(shí)。必定要運(yùn)用的乙炔**減壓閥，并裝有防回火設(shè)備。乙炔減壓閥的出口壓力為0.07MPa，不能大于0.1MPa，空氣出口壓力在0.25-0.3MPa。鋼瓶壓力顯示低于0.3MPa時(shí)要更換新瓶。乙炔氣源鄰近禁止明火或過(guò)熱高溫物體寄存，乙炔氣源不應(yīng)與氧化性氣源同放。排放的廢液應(yīng)及時(shí)傾倒處理或與當(dāng)?shù)丨h(huán)保部門。禁止帶電插拔數(shù)據(jù)線纜。</p><p style="text-indent:25px">原子吸收分光光度計(jì)空心陰方燈的作業(yè)電流挑選：空心陰方燈一般需求預(yù)熱10-30min才干到達(dá)安穩(wěn)輸出。燈電流過(guò)小，放電不安穩(wěn)，故光譜輸出不安穩(wěn)，且光譜輸出強(qiáng)度??；燈電流過(guò)大，發(fā)射譜線變寬，導(dǎo)致靈敏度下降，校正曲線曲折，燈壽數(shù)縮短。選用燈電流的一般原則是，在保證有滿足強(qiáng)且安穩(wěn)的光強(qiáng)輸出條件下，盡量運(yùn)用較低的作業(yè)電流。通常以空心陰方燈上標(biāo)明的很大電流的一半至三分之二作為作業(yè)電流。在具體的剖析場(chǎng)合，很適宜的作業(yè)電流由實(shí)驗(yàn)確定。原子吸收分光光度計(jì)的優(yōu)點(diǎn)是：原子化效率高，在可調(diào)的高溫下試樣利用率達(dá)100%，靈敏度高。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甲醛原子吸收分光光度計(jì)設(shè)備,原子吸收分光光度計(jì)" src="https://tyunfile.71360.com/WaterMark/UploadFile/ydfx123/637419991236161257/4858141.png"></div><p style="text-indent:25px">原子吸收分光光度計(jì)首要用于金屬元素的測(cè)定，已多應(yīng)用于礦藏、金屬、陶瓷、水泥、化工產(chǎn)品、土壤、食物、血液、生物體、環(huán)境污染物等試樣中的金屬元素的測(cè)定中。用樣量少?；鹧嬖游展庾V測(cè)定的進(jìn)樣量為3~6mL·min-1，選用微量進(jìn)樣時(shí)可少至10~50μL。石墨爐原子吸收光譜測(cè)定的液體進(jìn)樣為10~20μL，固體進(jìn)樣量為毫克量級(jí)，需要的樣品量很少。儀器設(shè)備相對(duì)比較簡(jiǎn)單，操作簡(jiǎn)潔，易于把握。光纖技術(shù)：光纖的應(yīng)用可使光路曲折，從而使儀器結(jié)構(gòu)愈加緊湊，體積更小。它是一臺(tái)火焰石墨爐一體化AAS儀器，選用倉(cāng)庫(kù)式設(shè)計(jì)，火焰在上面，將石墨爐放在下面，因而在切換時(shí)沒(méi)有任何機(jī)械部件的移動(dòng)，使儀器的穩(wěn)定性更好。原子吸收光譜儀又稱原子吸收分光光度計(jì)。雙光束原子吸收分光光度計(jì)差價(jià)</p><p style="text-indent:25px">火焰原子化法的優(yōu)點(diǎn)是：火焰原子化法的操作簡(jiǎn)便，重現(xiàn)性好，有效光程大。甲醛原子吸收分光光度計(jì)設(shè)備</p><p style="text-indent:25px">原子吸收光譜分析工作原理：利用待測(cè)元素的共振輻射，通過(guò)其原子蒸汽，測(cè)定其吸光度的裝置稱為原子吸收分光光度計(jì)。它有單光束，雙光束，雙波道，多波道等結(jié)構(gòu)形式。其基本結(jié)構(gòu)包括光源，原子化器，光學(xué)系統(tǒng)和檢測(cè)系統(tǒng)。它主要用于痕量元素雜質(zhì)的分析，具有靈敏度高及選擇性好兩大主要優(yōu)點(diǎn)。多應(yīng)用于各種氣體，金屬有機(jī)化合物，金屬醇鹽中微量元素的分析。但是測(cè)定每種元素均需要相應(yīng)的空心陰極燈，這對(duì)檢測(cè)工作帶來(lái)不便。火焰原子化法的優(yōu)點(diǎn)是：火焰原子化法的操作簡(jiǎn)便，重現(xiàn)性好，有效光程大，對(duì)大多數(shù)元素有較高靈敏度，因此應(yīng)用多。缺點(diǎn)是：原子化效率低，靈敏度不夠高，而且一般不能直接分析固體樣品。甲醛原子吸收分光光度計(jì)設(shè)備</p><p style="text-indent:25px">上海儀電分析儀器有限公司是一家儀器儀表、電子元器件及相關(guān)的系統(tǒng)集成的生產(chǎn)、服務(wù)及銷售，計(jì)算機(jī)軟件開(kāi)發(fā)及銷售，從事貨物進(jìn)出口及技術(shù)進(jìn)出口業(yè)務(wù)。【依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門批準(zhǔn)后方可開(kāi)展經(jīng)營(yíng)活動(dòng)】?jī)x器儀表、電子元器件及相關(guān)的系統(tǒng)集成的生產(chǎn)、服務(wù)及銷售，計(jì)算機(jī)軟件開(kāi)發(fā)及銷售，從事貨物進(jìn)出口及技術(shù)進(jìn)出口業(yè)務(wù)。【依法須經(jīng)批準(zhǔn)的項(xiàng)目，經(jīng)相關(guān)部門批準(zhǔn)后方可開(kāi)展經(jīng)營(yíng)活動(dòng)】的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷售為一體的專業(yè)化公司。儀電分析擁有一支經(jīng)驗(yàn)豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊(duì)，以高度的專注和執(zhí)著為客戶提供分光光度計(jì)，氣相色譜，原子吸收，食品安全。儀電分析始終以本分踏實(shí)的精神和必勝的信念，影響并帶動(dòng)團(tuán)隊(duì)取得成功。儀電分析始終關(guān)注儀器儀表市場(chǎng)，以敏銳的市場(chǎng)洞察力，實(shí)現(xiàn)與客戶的成長(zhǎng)共贏。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/2556074.html</p></div></div></div></div></div><div id="rbol2po" class="page-right twoColRt"><div id="pzrovxz" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div 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